Superior lemma villous all over or only on margins, the lateral lobes usually attenuate into setae 1–3(6) mm. long, the central awn 9–18 mm. long.
Inferior glume 2/3 to as long as spikelet, villous with tubercle-based golden brown hairs, acuminate.
Spikelets 10–15(19) mm. long, narrowly lanceolate.
Panicle 10–25 cm. long, linear to lanceolate.
Culms 60–150 cm. high.
Tufted perennial.